need help for my O2 sensor
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10-17-2009, 10:02 AM
2nd Gear Member
Join Date: Mar 2009
Location: scarborough, ontario, canada
Car: 1997 BMW 328IS
anybody know if i should replace both or 4 of o2 sensors?
i checked the price online, the price is killing me!!! around 160 each!!!
maybe i have to look for some used ones......
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